Dr. Jason Farmer Profile

Dr. Jason Farmer

Chief Technology Officer at nLIGHT Inc

SPIE Involvement:

Author

Proceedings Article | 3 April 2008 Paper

Mode control for high performance laser diode sources

Paul Crump, Weimin Dong, Mike Grimshaw, Mark DeFranza, Kirk Price, Mark DeVito, Robert Martinsen, Utsu Trifan, Paul Leisher, David Balsley, Steve Patterson, Hua Huang, Aaron Hodges, Damian Wise, Suhit Das, Ling Bao, Shiguo Zhang, Jun Wang, Jason Farmer, Jake Bell, Shabbir Bashar

Proceedings Volume 6952, 69520C (2008) https://doi.org/10.1117/12.778392

KEYWORDS: Semiconductor lasers, Diodes, Fiber Bragg gratings, Reliability, Optical design, Solid state lasers, High power lasers, Epitaxy, Nd:YAG lasers, Control systems

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Proceedings Article | 7 February 2007 Paper

100-W+ diode laser bars show > 71% power conversion from 790-nm to 1000-nm and have clear route to > 85%

Mike Bougher, Steve Patterson, Paul Crump, Jun Wang, Rob Martinsen, Mark DeVito, Jason Patterson, Sandrio Elim, Weimin Dong, Damian Wise, Shiguo Zhang, Suhit Das, Mark DeFranza, Mike Grimshaw, Jason Farmer, Jake Bell

Proceedings Volume 6456, 64560M (2007) https://doi.org/10.1117/12.704496

KEYWORDS: Semiconductor lasers, Quantum wells, Crystals, Heatsinks, High power lasers, Electrons, Absorption, Diodes, Reliability, Laser systems engineering

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Proceedings Article | 7 February 2007 Paper

Extending the wavelength range of single-emitter diode lasers for medical and sensing applications: 12xx-nm quantum dots, 2000-nm wells, > 5000-nm cascade lasers

Jason Farmer, Jun Wang, Damian Wise, Suhit Das, Mike Grimshaw, Steve Patterson, Sandrio Elim, Weimin Dong, Alexey Kovsh, Shiguo Zhang, Mark DeVito, Claire Gmachl, Rob Martinsen, Jake Bell, Jason Patterson, Mark DeFranza, Fatima Toor, Mike Bougher, Paul Crump

Proceedings Volume 6456, 64560E (2007) https://doi.org/10.1117/12.706177

KEYWORDS: Quantum wells, Quantum dots, Semiconductor lasers, Quantum cascade lasers, Gallium arsenide, Quantum efficiency, High power lasers, Crystals, Metalorganic chemical vapor deposition, Indium gallium arsenide

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Proceedings Article | 5 October 2006 Paper

Diode laser bars deliver > 400-W peak CW power from 800-nm to 980-nm enabling wide range of applications

Shiguo Zhang, Weimin Dong, Mike Grimshaw, Mike Bougher, Damian Wise, Jun Wang, Sandrio Elim, Mark DeFranza, Suhit Das, Jason Farmer, Mark De Vito, Rob Martinsen, Steve Patterson, Jason Patterson, Jake Bell, Paul Crump

Proceedings Volume 6397, 639706 (2006) https://doi.org/10.1117/12.689842

KEYWORDS: Semiconductor lasers, High power lasers, Resistance, Crystals, Solid state lasers, Laser crystals, Indium, Continuous wave operation, Packaging, Solid state electronics

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Proceedings Article | 12 May 2006 Paper

Volume Bragg semiconductor lasers with near diffraction limited divergence

Vasile Rotar, Jason Farmer, Leonid Glebov, Vadim Smirnov, George Venus, Paul Crump

Proceedings Volume 6216, 621602 (2006) https://doi.org/10.1117/12.666193

KEYWORDS: Fiber Bragg gratings, Semiconductor lasers, Resonators, Diffraction, Diffraction gratings, Diodes, Mirrors, Optical design, Laser resonators, Optical components

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Proceedings Article | 12 May 2006 Paper

High-power high-efficiency high-brightness long-wavelength laser diodes

Steve Patterson, Mike Bougher, Jake Bell, Guokui Kuang, Mike Grimshaw, Suhit Das, Paul Crump, Jason Patterson, Jason Farmer, Shiguo Zhang, Mark DeVito, Jun Wang, Sandrio Elim, Weimin Dong

Proceedings Volume 6216, 62160A (2006) https://doi.org/10.1117/12.667431

KEYWORDS: Semiconductor lasers, Er:YAG lasers, Solid state lasers, Diodes, Laser dentistry, Crystals, Nd:YAG lasers, Optical parametric oscillators, High power lasers, Semiconductors

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Proceedings Article | 15 February 2006 Paper

Diode laser efficiency increases enable >400-W peak power from 1-cm bars and show a clear path to peak powers in excess of 1-kW

Shiguo Zhang, Mark DeVito, Paul Crump, Sandrio Elim, Mike Bougher, Alex Basauri, Damian Wise, Rob Martinsen, Jason Patterson, Mark DeFranza, Weimin Dong, Suhit Das, Mike Grimshaw, Steve Patterson, Jason Farmer, Jun Wang

Proceedings Volume 6104, 610409 (2006) https://doi.org/10.1117/12.649552

KEYWORDS: Semiconductor lasers, Resistance, Diodes, Thermal efficiency, Gallium arsenide, Packaging, Copper, Indium, Quantum wells, Crystals

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Proceedings Article | 17 March 2005 Paper

> 360 W and > 70% efficient GaAs-based diode lasers

Mike Grimshaw, Paul Crump, Damian Wise, Shiguo Zhang, Trevor Crum, Jason Farmer, Mark DeVito, Suhit Das, Yan Feng, Weimin Dong, Jun Wang

Proceedings Volume 5711, (2005) https://doi.org/10.1117/12.602577

KEYWORDS: Semiconductor lasers, Diodes, Reliability, High power lasers, Quantum efficiency, Laser damage threshold, External quantum efficiency, Heatsinks, Integrated optics, Laser marking

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Proceedings Article | 1 June 2004 Paper

High-efficiency high-power 808-nm laser array and stacked arrays optimized for elevated temperature operation

Steve Macomber, Prabhu Thiagarajan, Zack Huang, Damian Wise, Scott Igl, Michael Grimshaw, Paul Crump, Mark DeVito, Trevor Crum, Jason Farmer

Proceedings Volume 5336, (2004) https://doi.org/10.1117/12.533262

KEYWORDS: Heatsinks, High power lasers, Polarization, Indium, Semiconductor lasers, Temperature metrology, Reflectivity, Mirrors, Copper

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Proceedings Article | 1 June 2004 Paper

High-power long-wavelength (1.4 to 1.5 mm) laser array and stacked arrays

Scott Igl, Zack Huang, Steve Macomber, Trevor Crum, Mark DeVito, Jason Farmer, Paul Crump, Michael Grimshaw

Proceedings Volume 5336, (2004) https://doi.org/10.1117/12.533263

KEYWORDS: High power lasers, Heatsinks, Semiconductor lasers, Microlens, Reflectivity, Crystals, Internal quantum efficiency, Collimation, Resistance

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Proceedings Article | 23 March 2000 Paper

532-nm pumped PPLT OPOs at 1 and 33 kHz

Jonathan Seamans, Jason Farmer, Robert Batchko, Scott Karlsen, Jan-Peter Meyn

Proceedings Volume 3928, (2000) https://doi.org/10.1117/12.379912

KEYWORDS: Optical parametric oscillators, Crystals, Lithium, Nonlinear crystals, Energy efficiency, Resonators, Laser crystals, Temperature metrology, Photorefraction, Output couplers

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Proceedings Article | 19 July 1996 Paper

Subarcsecond x-ray telescope for imaging the solar corona in the 0.25- to 1.2-keV band

Webster Cash, Jason Farmer, Schuyler Jelsma, Dennis Gallagher

Proceedings Volume 2805, (1996) https://doi.org/10.1117/12.245085

KEYWORDS: Optical spheres, X-ray telescopes, Telescopes, X-rays, Spherical lenses, Relays, Surface finishing, Grazing incidence, Collimators, Polishing

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Showing 5 of 12 publications

Conference Committee Involvement (7)

High-Power Diode Laser Technology and Applications VI

21 January 2008 | San Jose, California, United States

High-Power Diode Laser Technology and Applications V

22 January 2007 | San Jose, California, United States

High-Power Diode Laser Technology and Applications IV

23 January 2006 | San Jose, California, United States

Photonics Packaging and Integration VII

27 January 2005 | San Jose, California, United States

High-Power Diode Laser Technology and Applications III

24 January 2005 | San Jose, California, United States

Showing 5 of 7 Conference Committees

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